A reflex test of the knee is the basis for the term knee-jerk reaction.. A knee-jerk reaction is typically impulsive in nature and doesn't allow for someone to think things through. An outburst of anger is an example of a knee-jerk reaction.
As Figure 1 shows, the central processing unit consists of two parts: The control unit and the arithmetic/logic unit. Each part has a specific function. Before we discuss the control unit and the arithmetic/logic unit in detail, we need to consider data storage and its relationship to the central processing unit.
CPUs/Processors. CPU (is also known as Central Processing Unit or Processor) is the most important component of a computer. CPU/Processor is used to explain computer instructions and process software data in computer. CPU/Processor can be divided into desktop processors, server processors, and mobile processors.